<p>When selecting a reliable Automatic Air Circuit Breaker (ACB) for your industrial or commercial needs, it&#39;s essential to consider a product that combines robust performance with compliance to international standards. This ACB offers a comprehensive solution designed to meet the demands of modern electrical systems.</p><p>With a rated current range between 400-1000 A, this ACB is versatile enough to accommodate various applications while ensuring optimal performance. It boasts a rated voltage of 690 VAC and an impressive rated impulse withstand voltage of 12 kV, making it suitable for environments where high-voltage endurance is crucial.</p><p>The Ekip Touch LSIG trip unit integrated into this circuit breaker provides advanced protection features. The LSIG acronym stands for Long-time, Short-time, Instantaneous, and Ground fault protection—ensuring comprehensive safety measures are in place to protect equipment and personnel from electrical faults.</p><p>This device has been engineered with durability in mind, featuring a rated short time withstand current of 50 kA and breaking capacity of 66 kA. Such specifications ensure it can handle significant fault currents without sustaining damage or compromising system integrity.</p><p>Designed with practicality at its core, the circuit breaker comes equipped with horizontal rear spread terminals which facilitate straightforward installation within existing setups. The frame size E1.2 allows for compatibility across various systems without requiring extensive modifications.</p><p>Adhering to IEC 309 standards underscores the commitment to quality and reliability that professionals expect from their electrical components. This adherence guarantees that the product meets stringent international safety and performance criteria—a critical factor when operating in demanding environments.</p><p>Power loss is another key consideration; this model operates at an efficient power loss rate of just 156 W, contributing positively towards energy management goals by minimizing unnecessary energy dissipation during operation.</p><p>Finally, featuring four poles ensures balanced load distribution across phases in three-phase power systems—critical for maintaining stability and efficiency in large-scale installations where uneven load distribution could lead to operational inefficiencies or equipment stress.</p><p>In summary, this automatic ACB represents an optimal blend of technical prowess and practical design considerations tailored for industrial applications requiring reliability under duress. Its compliance with global standards further cements its suitability as part of any robust electrical infrastructure strategy.</p>